RTV-2 XP-643

Category: Silicone Rubber, RTV-2 , Silicone Rubber, RTV-2
Manufacturer: Silicones, Inc.
Trademark: RTV-2
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: bvSvSD_RTV-2-XP-643.pdf
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XP-643 silicone rubber is a two-component, addition reaction, platinum catalyzed system that cures at room temperature. It has a moderate durometer, high elongation, superb physical properties, excellent release and good chemical resistance.
General Information
Features
  • Good Chemical Resistance
  • High Elongation
  • Medium Hardness
Forms
  • Gel
PhysicalNominal ValueUnit
Specific Gravity 1.13g/cm³
ThermosetNominal ValueUnitTest Method
Shelf Life 26wk
Thermoset Mix Viscosity 25000cPASTM D2393
Uncured PropertiesNominal ValueUnitTest Method
Color
    -- 1Blue
    -- 2Off White
Pot Life 60min
Cured PropertiesNominal ValueUnitTest Method
Shore Hardness (Shore A)36 to 44
Tensile Strength 4.65 to 5.34MPa
Tensile Elongation at Break 680 to 730%
Tear Strength 22.8 to 26.3kN/m
Note Message
1 .Activator
2 .Base
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